PTR 001504.10 – Seat Switch Closed Too Long

PTR 001504.10 (PTR 1504.10)

Code: 001504.10

Shortcode: 1504.10


This error code, PTR 001504.10, indicates that the Power Train Reverser (PTR) control unit has detected that the seat switch has not been in an open state and has surpassed the designated limit of 25.5 hours. This can occur if the seat switch is malfunctioning or if there is an issue with the wiring or control system.


When this error is detected, the PTR control unit may disable certain functionalities to ensure safety. The system may also display a warning message to alert the operator.


Inspect Seat Switch:

  • Check the seat switch for proper operation.
  • Ensure the switch is not stuck, damaged, or worn out. Replace if necessary.

Check Wiring and Connections:

  • Inspect the wiring and connectors related to the seat switch.
  • Ensure all connections are secure and free from corrosion or damage.

Test Seat Switch Circuitry:

  • Use a multimeter to test the seat switch circuitry for proper functionality.
  • Ensure there are no short circuits or open circuits causing the issue.

Examine Control Unit:

  • Verify that the PTR control unit is functioning correctly.
  • Check for any diagnostic trouble codes in the control unit that might relate to the seat switch system.

Update Software:

  • Ensure that the PTR control unit software is up-to-date.
  • Apply any available software updates or patches from the manufacturer.

Monitor Seat Switch Operation:

  • After addressing the issue, monitor the seat switch operation during use.
  • Ensure that the seat switch functions as intended and does not remain closed for extended periods unnecessarily.


A properly functioning seat switch is crucial for the safety and operation of the tractor. Regular inspection and maintenance of the seat switch and related components can help prevent such issues.


Control Units: John Deere

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